header{
    width: 100%;
    background-color: #001529;
    height: 40px;
    color: #fff;
}
.logo{
    border-right: 1px solid #ccc;
    height: 15px;
    line-height: 15px;
    padding-left: 30px;
    width: 180px;
}
.user{
    position: absolute;
    right: 20px;
}
.ant-btn-primary{
    background: #5d6267;
}
.btn{
    /* width: 180px !important; */
    transition: background 0.3s, width 0.3s cubic-bezier(0.2, 0, 0, 1) 0s;
    background-color: #5d6267;
    border: none;
    height: 30px;
    color: #fff;
}